por Gupta, S.N | Dhar, Lila, coaut.Chaturvedi, R.N., coaut | Irrigation Research Institute (India).
por Gupta, S.N | Chandra, Ramesh, coaut.Chandra, Satish, coaut | Irrigation Research Institute (India).
por Gupta, S.N | Dial Gupta, Ram, coaut.Bhargwa, A.N., coaut | Irrigation Research Institute (India).